英文關鍵字
air
aircraft
airline
airliner
airplane
airport
arrival
aviation
away
cargo
chopper
copy
departure
flight
fly
flyable
illuminated
jet
land
landing
light
modern
navigable
off
out
plane
runway
servicing
sign
sky
space
symbol
take
takeoff
technology
tourism
transport
transportation
travel
trip
twilight
wing